If a graph is a straight non-verticle line, is it the graph of a function? Use complete sentences to explain your reasoning.

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  1. A non vertical straight line on rectangular grid graph paper (not log paper or polar graph paper) is the graph of a function of form y = m x + b where m is the constant slope of the straight line and b is where the line hits the y axis.

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    posted by Damon
  2. Thanks, but I'm confused.

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